var		j		k		r		c
----   ---     ----   ----    ----
8		undef	 undef	undef		'9'
9		9		undef	undef		'9'
10		9		undef	8.2			'9'
11		9			8	8.2			'9'
12		9			8	8.2			'9'
13		9			8	8.2			'9'
14		9			8	8.2			8	
